1. Hepworth, M.A., Peacock, R.D., and Robinson, P.L., J. Chem. Soc., 1954, pp. 1197–1200.
2. Zvyagintsev, O.E. et al., Khimiya ruteniya (Ruthenium Chemistry), Moscow, 1965.
3. Prusakov, V.N., Ershov, V.K., Lebedev, O.G., and Popov, V.K., Abstracts of Papers, 36th Int. Congr. on Industrial Chemistry, Brussels, September 10–21, 1966.
4. Bargusen, J.J., React. Fuel-Process. Technol., 1966, vol. 9, no. 4, pp. 208–209.
5. Jonke, A.A., Levenson, M., Levitz, N.N., et al., Nucleonics, 1967, vol. 25, no. 5, pp. 58–63.